material-ui/Stepper/Stepper.js

React Components that Implement Google's Material Design.

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});

var _getPrototypeOf = require('babel-runtime/core-js/object/get-prototype-of');

var _getPrototypeOf2 = _interopRequireDefault(_getPrototypeOf);

var _classCallCheck2 = require('babel-runtime/helpers/classCallCheck');

var _classCallCheck3 = _interopRequireDefault(_classCallCheck2);

var _createClass2 = require('babel-runtime/helpers/createClass');

var _createClass3 = _interopRequireDefault(_createClass2);

var _possibleConstructorReturn2 = require('babel-runtime/helpers/possibleConstructorReturn');

var _possibleConstructorReturn3 = _interopRequireDefault(_possibleConstructorReturn2);

var _inherits2 = require('babel-runtime/helpers/inherits');

var _inherits3 = _interopRequireDefault(_inherits2);

var _simpleAssign = require('simple-assign');

var _simpleAssign2 = _interopRequireDefault(_simpleAssign);

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _propTypes = require('prop-types');

var _propTypes2 = _interopRequireDefault(_propTypes);

var _StepConnector = require('./StepConnector');

var _StepConnector2 = _interopRequireDefault(_StepConnector);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

var getStyles = function getStyles(props) {
  var orientation = props.orientation;

  return {
    root: {
      display: 'flex',
      flexDirection: orientation === 'horizontal' ? 'row' : 'column',
      alignContent: 'center',
      alignItems: orientation === 'horizontal' ? 'center' : 'stretch',
      justifyContent: 'space-between'
    }
  };
};

var Stepper = function (_Component) {
  (0, _inherits3.default)(Stepper, _Component);

  function Stepper() {
    (0, _classCallCheck3.default)(this, Stepper);
    return (0, _possibleConstructorReturn3.default)(this, (Stepper.__proto__ || (0, _getPrototypeOf2.default)(Stepper)).apply(this, arguments));
  }

  (0, _createClass3.default)(Stepper, [{
    key: 'getChildContext',
    value: function getChildContext() {
      var orientation = this.props.orientation;

      return { stepper: { orientation: orientation } };
    }
  }, {
    key: 'render',
    value: function render() {
      var _props = this.props,
          activeStep = _props.activeStep,
          children = _props.children,
          connector = _props.connector,
          linear = _props.linear,
          style = _props.style;
      var prepareStyles = this.context.muiTheme.prepareStyles;

      var styles = getStyles(this.props, this.context);

      /**
       * One day, we may be able to use real CSS tools
       * For now, we need to create our own "pseudo" elements
       * and nth child selectors, etc
       * That's what some of this garbage is for :)
       */
      var numChildren = _react.Children.count(children);
      var steps = _react.Children.map(children, function (step, index) {
        if (!_react2.default.isValidElement(step)) {
          return null;
        }
        var controlProps = { index: index };

        if (activeStep === index) {
          controlProps.active = true;
        } else if (linear && activeStep > index) {
          controlProps.completed = true;
        } else if (linear && activeStep < index) {
          controlProps.disabled = true;
        }

        if (index + 1 === numChildren) {
          controlProps.last = true;
        }

        return [index > 0 && connector, _react2.default.cloneElement(step, (0, _simpleAssign2.default)(controlProps, step.props))];
      });

      return _react2.default.createElement(
        'div',
        { style: prepareStyles((0, _simpleAssign2.default)(styles.root, style)) },
        steps
      );
    }
  }]);
  return Stepper;
}(_react.Component);

Stepper.defaultProps = {
  connector: _react2.default.createElement(_StepConnector2.default, null),
  orientation: 'horizontal',
  linear: true
};
Stepper.contextTypes = { muiTheme: _propTypes2.default.object.isRequired };
Stepper.childContextTypes = { stepper: _propTypes2.default.object };
Stepper.propTypes = process.env.NODE_ENV !== "production" ? {
  /**
   * Set the active step (zero based index). This will enable `Step` control helpers.
   */
  activeStep: _propTypes2.default.number,
  /**
   * Should be two or more `<Step />` components.
   */
  children: _propTypes2.default.node,
  /**
   * A component to be placed between each step.
   */
  connector: _propTypes2.default.node,
  /**
   * If set to `true`, the `Stepper` will assist in controlling steps for linear flow
   */
  linear: _propTypes2.default.bool,
  /**
   * The stepper orientation (layout flow direction)
   */
  orientation: _propTypes2.default.oneOf(['horizontal', 'vertical']),
  /**
   * Override the inline-style of the root element.
   */
  style: _propTypes2.default.object
} : {};
exports.default = Stepper;